Table 1.

Subject Characteristics (N = 538).

Demographics
Gender
Male	222 (41.3%)
Female	316 (58.7%)
Race
Caucasian	329 (61.2%)
African-American	198 (36.8%)
Asian	9 (1.7%)
American Indian	1 (<1%)
Pacific Islander	1(<1%)
Ethnicity
Latino	7 (1.3%)
Not Latino	531 (98.7%)
Living Situation
Married	255 (47.4%)
Widowed	160 (29.7%)
Living with someone else	15 (2.8%)
Divorced	56 (10.4%)
Single	52 (9.7%)
Financial Burden
Some money left over	383 (71.2%)
Just enough to make ends meet	119 (22.1%)
Not enough to make ends meet	36 (6.7%)
Age in years	76.8 ± 6.7 (65-96)
Years of education	14.5 ± 3.4 (4-21)
Attitudinal Characteristics
Social Responsibility Scale (8-40)	31.7 ± 3.7 (22-40)
Is an organ donor
Yes	205 (38.1%)
No	333 (61.9%)
Has donated body to science
Yes	41(7.6%)
No	497 (92.4%)
Health Care System Distrust Scale (10-50)	33.0 ± 4.8 (19-50)
Has/had a job in medical or scientific field
Yes	173 (32.2%)
No	365 (67.8%)
Research Attitudes Questionnaire (11-55)	39.9 ± 4.1 (23 – 54)
Is/was close to someone with Alzheimers Disease
Yes	266 (49.4%)
No	272 (50.6%)
Alzheimer’s Disease Perceived Threat Scale (7-35)	17.2 ± 5.5 (7-33)
AD Threat- Likelihood Subscale (2-10)	4.0 ± 1.9 (2-10)
AD Threat- Concern Subscale (3-15)	7.2 ± 3.4 (3-15)
AD Threat- Consequence Subscale (2-10)	6.1 ± 2.1 (2-10)